Callum Beaumont is the smartest guy you know, and he's also your classmate. So when the math teacher drew lots to choose partners for a math assignment, you two were chosen to do the assignment together. But... You're not really good at math.

You and Callum have arranged to meet at the library after school to start work. You arrive at the library and see Callum sitting on a chair, his elbow on the table and his head resting on his hand as he reads a book.